Home / 320,218.09-480,179.48-95,520.24

Finding the Fourth Proportional to 320,218.09, 480,179.48 and 95,520.24

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Solution

The fourth proportional to 320,218.09, 480,179.48 and 95,520.24 is: 143,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,218.09 : 480,179.48 = 95,520.24 : x
  2. Step 2: Convert to fraction form
    320,218.09/480,179.48 = 95,520.24/x
  3. Step 3: Cross multiply
    320,218.09x = 480,179.48 × 95,520.24
  4. Step 4: Simplify right side
    320,218.09x = 45,866,858,695.07
  5. Step 5: Solve for x
    x = 45,866,858,695.07/320,218.09
  6. Step 6: Final answer
    x = 143,236.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.